-- Volkswagen might add another crossover of its own, at least that's what we hear.

-- And Carroll Shelby's memorial draws more than 1,200 enthusiasts.

All that, plus an exclusive preview of the Detroit Grand Prix.

I'm Greg Migliore, this is Autoweek TV for Thursday.

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Mercedes announced details of the 2013 GL63 AMG this morning. And this people hauler puts down 550 hp and a whopping 560 lb-ft of twist.

It arrives early next year. That's after the rest of the lineup, which hits showrooms in September. If you want extra the power, you'll have to wait a bit.

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Volkswagen of America CEO Jonathan Browning was in Detroit yesterday, and he left us with an intriguing bit of news. The company is considering adding another crossover to its lineup, which includes the Tiguan and Touareg.

No details are known, but Browning clearly wants this project to happen. Soon.

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And, 1,200 enthusiasts gathered at the Petersen Museum in Los Angeles last night to celebrate the life of Carroll Shelby.

Jay Leno was the host, and luminaries such as Dan Gurney, Edsel Ford II and Bill Neale all were on hand.

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Now, the Detroit Grand Prix is back after a four-year absence. And our road test editor Natalie Neff has an exclusive preview of the race and the beautiful circuit on Belle Isle on the Detroit River.